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Lai, Hsinchu County

Chia-Liang Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20110006817TRIANGULAR WAVE GENERATOR, SSCG UTILIZING THE TRIANGULAR WAVE GENERATOR, AND RELATED METHOD THEREOF - A triangular wave generator, comprising: a first frequency divider, for utilizing a first positive integer to divide a first frequency of a first periodical signal to generate a first frequency-divided signal; a second frequency divider, for utilizing a second positive integer to divide a second frequency, which equals the first frequency multiplying a third positive integer, of a second periodical signal to generate a second frequency-divided signal; and an up/down counter, for generating a triangular wave first and second frequency-divided frequencies respectively belonging to first and second frequency divided signals; wherein a frequency of the triangular wave equals to the first frequency-divided frequency, and an amplitude of the triangular wave is determined according to a ratio of the first and second frequency-divided frequencies.01-13-2011

Chi-Chang Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20110252245POWER SCALING MODULE AND POWER SCALING UNIT OF AN ELECTRONIC SYSTEM - A power scaling unit (PSU) of an electronic system is provided. The PSU includes a software programming interface (SPI) and a PSM. The SPI receives a transaction through software programming. The PSM receives the transaction from the SPI and controls a power driving element (PDE) of the electronic system to change an output of the PDE provided to a function unit of the electronic system according to the transaction. The output of the PDE is an operating voltage or an operating clock signal of the function unit. The transaction includes a command defining a power scaling operation to be performed by the PSM, a parameter used by the operation, and an event mask specifying an event which triggers the operation.10-13-2011

Chih-Chang Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20120105366POSITIONING ALGORITHM FOR EDGE PORTION OF TOUCH PANEL AND POSITIONING SYSTEM USING THE SAME - A positioning algorithm for edge portion of touch panel is provided. Dummy sensing lines surrounding a touch panel are provided. The x-axis and y-axis coordinate ranges of x-axis and y-axis sensing lines of the touch panel are determined. When the touch panel is touched, an x-axis sensing line, a y-axis sensing line, and a dummy sensing capacitance generated by the dummy sensing lines are located. Whether the corresponding x-axis sensing capacitance of the x-axis sensing line is smaller than or equal to the x-axis dummy sensing capacitance is determined. If so, an x-axis coordinate value is obtained according to the x-axis sensing capacitance and the dummy sensing capacitance. Whether the corresponding y-axis sensing capacitance of the y-axis sensing line is smaller than or equal to y-axis dummy sensing capacitance is determined. If so, a y-axis coordinate value is obtained according to the y-axis sensing capacitance and the dummy sensing capacitance.05-03-2012

Chiou-Chu Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20090068518PASSIVE FUEL CELL SYSTEM - A passive fuel cell system including at least one cell unit, an anode fuel supplying unit, a cathode fuel supplying unit, and a heat-conductive material layer is provided. The cell unit includes a cathode current collector, an anode current collector, and a membrane electrode assembly disposed between them. The anode fuel supplying unit is disposed on a side of the anode current collector, and the cathode fuel supplying unit is disposed on a side of the cathode current collector. The heat-conductive material layer is disposed between the cathode current collector and the cathode fuel supplying unit and/or between the anode current collector and the anode fuel supplying unit. And, a portion of the heat-conductive material layer extends to the outside of a cell system reaction area defined by the cell unit, the anode fuel supplying unit, and the cathode fuel supplying unit along a direction parallel to the cell unit.03-12-2009
20090134879METHOD OF MEASURING CONCENTRATION OF FUEL - A method of measuring concentration of a fuel is provided. First, a fuel cell unit having at least an anode, a cathode, and a membrane electrode assembly (MEA) is provided. Next, a fuel is supplied to the anode, while a reactive gas is supplied to the cathode. Then, the amount of the reactive gas supplied to the cathode is adjusted and the concentration of the fuel is estimated in accordance with the consumption rate of the reactive gas in the fuel cell unit.05-28-2009
20090136792METHOD OF MEASURING CONCENTRATION OF FUEL - A method of measuring concentration of a fuel is provided. First, a fuel cell unit having at least an anode, a cathode, and a membrane electrode assembly (MEA) is provided. Next, a fuel is supplied to the anode, while a reactive gas is supplied to the cathode. Then, the amount of the reactive gas supplied to the cathode is adjusted and the concentration of the fuel is estimated in accordance with the consumption rate of the reactive gas in the fuel cell unit, wherein a method of estimating the concentration of the fuel in accordance with a consumption rate of the reactive gas in the cathode includes measuring a concentration of the reactive gas supplied to the cathode and estimating the concentration of the fuel in accordance with a relationship between the concentration of the reactive gas supplied to the cathode and time.05-28-2009
20100055515FUEL SUPPLY CONTROL METHOD AND SYSTEM FOR FUEL CELLS - An embodiment of the invention provides a fuel supply control system to control a fuel cell system to work in a predetermined temperature range by controlling a fuel supply rate. The fuel supply control system includes a fuel supply controller and a fuel supply device. The fuel supply controller calculates a temperature variation slope to generate a first fuel supply rate by increasing or decreasing the predetermined fuel supply rate according to the relationship of system temperature and predetermined working temperature, and controls a fuel delivering rate of the fuel supply device according to the first fuel supply rate.03-04-2010
20100068584FLAT FUEL CELL ASSEMBLY - A flat fuel cell assembly including a MEA, a cathode porous current collector, an anode porous current collector, a gas barrier material layer, a case, and at least one air baffle is provided. The cathode porous current collector and the anode porous current collector are disposed at two opposite sides of the MEA. The gas barrier material layer is disposed at a side of the cathode porous current collector and has at least one opening for exposing a surface of the cathode porous current collector. The case is disposed at a side of the MEA, the gas barrier material layer is disposed between the case and the MEA, and an air channel is located between the gas barrier material layer and the case. Additionally, the air baffle disposed within the air channel.03-18-2010
20100136697APPARATUS AND METHOD OF MEASURING CONCENTRATION OF FUEL - An apparatus of measuring concentration of fuel including a catalyst layer, a diffusion layer, a fuel chamber, a reactive gas chamber, and a sensor is provided. The diffusion layer is connected to the catalyst layer. The fuel chamber is suitable for containing a fuel. The diffusion layer is between the fuel chamber and the catalyst layer. The reactive gas chamber is suitable for containing a reactive gas. The catalyst layer is between the reactive gas chamber and the diffusion layer. The fuel diffuses to the catalyst layer via the diffusion layer such that a combustion reaction of the fuel and the reactive gas is conducted in the catalyst layer to consume the reactive gas and generate a gaseous product. The sensor is disposed on the reactive gas chamber for measuring the concentration of the reactive gas or the concentration of the gaseous product in the reactive gas chamber.06-03-2010
20100159299PASSIVE FUEL CELL ASSEMBLY - A passive fuel cell assembly including a membrane electrode assembly, an anode current collector, a cathode current collector, a hydrophilic and gas-impermeable layer, and a gas-liquid separation layer is provided. The anode current collector and the cathode current collector are disposed at two opposite sides of the membrane electrode assembly. The hydrophilic and gas-impermeable layer is disposed on the anode current collector. The gas-liquid separation layer is disposed on the hydrophilic and gas-impermeable layer, such that the hydrophilic and gas-impermeable layer is disposed between the gas-liquid separation layer and the anode current collector.06-24-2010

Patent applications by Chiou-Chu Lai, Hsinchu County TW

Chung-Chiu Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20110206052DATA TRANSFER SYSTEM ENABLING ACCESS TO MULTIPLE SUBNETS AND METHOD THEREOF - A data transfer system enabling access to multiple subnets and method thereof is disclosed. The data transfer method includes the following steps: executing a virtual private network (VPN) client installed on an electronic system; connecting the VPN client to a VPN router; the VPN client assigning a virtual IP address to a virtual interface; and the VPN client accessing a subnet corresponding to the virtual IP address through the virtual IP address.08-25-2011
20120020215WIRELESS NETWORK SYSTEM AND WIRELESS ACCESS POINT DEVICE THEREOF - A wireless network system and a wireless access point (AP) device thereof are provided. The wireless network system includes at least a wireless AP device and a plurality of wireless terminal devices. Each wireless AP device maintains a load list including load states of all wireless AP devices in the same area, and ranks load states of all wireless AP devices in the load list at least according to central processing unit utilization rates of the wireless AP devices. When a wireless terminal device transmits a connection request to one wireless AP device, the wireless AP determines whether it being in a low load state, and decides, depending upon whether it being in the low load state, to accept the connection request or to notify one or a plurality of wireless AP devices being in the low load states in the same area to accept the connection request.01-26-2012
20120020339WIRELESS NETWORK SYSTEM AND WIRELESS ACCESS POINT DEVICE AND WIRELESS TERMINAL DEVICE THEREOF - A wireless network system and a wireless access point (AP) device and a wireless terminal device thereof are provided. The wireless network system includes at least a wireless AP device and at least a wireless terminal device. Each wireless AP device broadcasts a beacon including a load state content of the wireless AP device. Each wireless terminal device receives beacons of all wireless AP devices, and ranks load states of all wireless AP devices in a load list according to at least CPU utilization rates in the load state contents of all wireless AP devices respectively. When a wireless terminal device intends to establish a connection with one of the wireless AP devices, the wireless terminal devices searches through the load list to select a wireless AP device being in a low load state, and transmits a connection request message to the selected wireless AP device.01-26-2012
20120023325VIRTUAL PRIVATE NETWORK SYSTEM AND NETWORK DEVICE THEREOF - A virtual private network (VPN) system and a network device thereof are provided. The VPN system includes a first network device, a second network device, and an authentication server. The first network device provides an encrypted connection setup request message containing an authentication information to the second network device. The second network device receives the encrypted connection setup request message and forwards the authentication information to the authentication server to perform a first authentication process, so as to determine whether the first network device is authorized. If the first network device is authorized, the first network device and the second network device directly exchange a set of VPN arguments and perform a second authentication process through the exchange of the VPN arguments, so as to establish an IPSec VPN connection between the first network device and the second network device.01-26-2012
20120092186WIRELESS COMMUNICATION DEVICE - A wireless communication device adapted for transmitting and receiving information in a wireless access in vehicular environment (WAVE) is proposed. The wireless communication device includes a WAVE module. The WAVE module broadcasts a WAVE announcement frame as a beacon, where the beacon includes a WAVE service information element (WSIE), and the WSIE includes at least record information such as a vehicle number of a vehicle, in which the wireless communication device is located. Another wireless communication device is proposed, which exchanges respective record information with the neighboring vehicle(s) via a connection established between the wireless communication device and the neighboring vehicle(s) after at least a WAVE announcement frame of the neighboring vehicle(s) is received.04-19-2012

Chung-Ping Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20110120626METHOD OF PRODUCING ULTRA FINE SURFACING BULK SUBSTRATE - A novel method of producing sub-nanometer grade surface finishing substrates comprises the following steps of: producing a mother substrate which has ultra fine finished surface; a sacrificial layer being employed on a top of this layer being used to facilitate the depletion of finished product with this mother substrate; after finishing the sacrificial layer, a vacuum tool being used to deposit a thin layer on the top of sacrificial layer, wherein this sacrificial layer is remained as a surface of a finished product. To further increase a thickness of the thin layer, vacuum tool or an electroplating method are employed. After reaching a predetermined thickness, the fine surface finishing layer will be bonded with a bulk substrate; bonding of these two objects being done by vacuum bonding with elevated temperature and pressure; and therefore, a fixture is used.05-26-2011

Hsing-Wen Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20090021910ELECTRONIC APPARATUS HAVING A DETACHABLE FILTER - A detachable filter of the electronic apparatus can be positioned to the side of the housing of the electronic apparatus in a lateral way. With the help of fixing elements such as the supporters having arches or the magnetic elements adhering to the side of the detachable filter, the detachable filter can be positioned to the side of the housing laterally and fixed to the side of the housing tightly in an easy way. The detachable filter can be removed for cleaning by directly being drawn laterally along the side of the housing without the need to shutdown the electronic apparatus.01-22-2009

Kuo-Hsin Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20110258495METHODS OF CALCULATING COMPENSATION VOLTAGE AND ADJUSTING THRESHOLD VOLTAGE AND MEMORY APPARATUS AND CONTROLLER - Methods of calculating a compensation voltage and adjusting a threshold voltage, a memory apparatus, and a controller are provided. In the present invention, data is written into a rewritable non-volatility memory, and the data is then read from the rewritable non-volatility memory and compared with the previously written data to obtain error bit information. The compensation voltage of the threshold voltage is calculated according to the error bit information, and the threshold voltage is adjusted according to the compensation voltage.10-20-2011
20110258496DATA READING METHOD, MEMORY STORAGE APPARATUS AND MEMORY CONTROLLER THEREOF - A data reading method for a writable non-volatile memory module having physical pages is provided. The method includes grouping the physical pages into a plurality of physical page groups. The method also includes reading first data from a physical page of a first physical page group by applying a first threshold voltage set. The method still includes, when the first data can be corrected by an error checking and correcting circuit and an error bit number corresponding to the first data is not smaller than an error bit number threshold, calculating compensation voltages for the first threshold voltage set. The method further includes adjusting the first threshold voltage set by the compensation voltages and applying the adjusted first threshold voltage set to read data from the physical pages of the first physical page group. Accordingly, data stored in the rewritable non-volatile memory module can be correctly read.10-20-2011
20110317488DATA READING METHOD AND CONTROL CIRCUIT AND MEMORY CONTROLLER USING THE SAME - A data reading method for a flash memory module is provided. The method includes applying a bit-data-read voltage to get read data from memory cells of the flash memory module. The method also includes setting a minus-adjustment-bit-data-read voltage and a plus-adjustment-bit-data-read voltage corresponding to the bit-data-read voltage based on an error-distribution estimated value and applying the minus-adjustment-bit-data-read voltage and the plus-adjustment-bit-data-read voltage to obtain soft values corresponding to the read data from the memory cells. The method further includes calculating a soft-information estimated value corresponding to each bit of the read data according to the soft-values. Accordingly, the method can effectively obtain soft information.12-29-2011
20120072805MEMORY STORAGE DEVICE, MEMORY CONTROLLER THEREOF, AND METHOD THEREOF FOR GENERATING LOG LIKELIHOOD RATIO - A memory storage device, a memory controller, and a log likelihood ratio (LLR) generation method are provided. A read data corresponding to a first storage state is obtained from memory cells of a flash memory chip in the memory storage device by using bit data read voltages. An error checking and correcting procedure is performed on the read data to obtain a second storage state corresponding to the read data when the read data is written. An amount of storage error is obtained in storage states satisfying a statistic number, and a storage error means that data is in the second storage state when being written and is in the first storage state when being read. A logarithmic operation is executed according to the statistic number, an amount of the storage states, and the amount of storage error to generate a first LLR of the read data.03-22-2012

Liang-Chuan Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20080220576MANUFACTURING METHOD OF ANTI-PUNCH-THROUGH SEMICONDUCTOR DEVICE - An anti-punch-through semiconductor device is provided. The anti-punch-through semiconductor device includes a substrate, at least an isolation region and a plurality of trench devices. The trench device is disposed in the substrate. The trench device includes a source/drain region. The source/drain region of the trench device is disposed at the bottom of the trench device. The isolation region is disposed in the substrate and between the source/drain regions of each trench device.09-11-2008
20090026525MEMORY AND METHOD FOR FABRICATING THE SAME - A method for fabricating a memory is provided. A tunneling dielectric layer, a first conductive layer, and a mask layer are formed on a substrate. The mask layer, the first conductive layer, the tunneling dielectric layer, and the substrate are patterned to form trenches in the substrate. A passivation layer and isolation structures are formed in sequence to fill the trenches, and the etching rate of the isolation structures is greater than that of the passivation layer. After the mask layer is removed, a second conductive layer is formed on the first conductive layer. Portions of the isolation structures are removed to expose the sidewalls of the first and the second conductive layers. Further, a third conductive layer is formed on the exposed sidewalls of the first and the second conductive layers. An inter-gate dielectric layer and a control gate are formed on the substrate.01-29-2009

Patent applications by Liang-Chuan Lai, Hsinchu County TW

Meng-Hsiang Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20100214066Chip and Transmitter for Wireless Communication System - A chip for a wireless communication system includes a package, a die area formed inside the package for arranging an operating circuit, a pad formed in the die area for outputting a signal, a first pin formed on the package for outputting the signal, a first conductive wire electrically connected between the pad and the first pin, a second pin formed on the package, a capacitor electrically connected between the second pin and a ground end, and a second conductive wire electrically connected between the pad and the second pin.08-26-2010

Tsung-Mu Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20080296701ONE-TIME PROGRAMMABLE READ-ONLY MEMORY - A one-time programmable read-only memory (OTP-ROM) including a substrate, a first doped region, a second doped region, a gate dielectric layer, a first gate and a second gate. The substrate is of a first conductive type. The first doped region and the second doped region are of a second conductive type and are separately disposed in the substrate. The gate dielectric layer is disposed on the substrate between the first doped region and the second doped region. The first gate and the second gate are disposed on the gate dielectric layer, respectively. The first gate is adjacent to the first doped region, while the second gate is adjacent to the second doped region. Here, the first gate is electrically coupled grounded, and the OTP-ROM is programmed through a breakdown effect.12-04-2008
20100002344HIGH VOLTAGE TOLERANCE CIRCUIT - A high voltage tolerance circuit includes a first transistor, a second transistor, a third transistor, and a latch-up device. The first transistor and the second transistor are controlled by a control signal. The gate of the third transistor is coupled to a ground through the first transistor. The gate of the third transistor is coupled to an I/O pad through the second transistor. The third transistor is coupled between a power supply and a node. The latch-up device is coupled between the node and the I/O pad.01-07-2010
20100006924ONE-TIME PROGRAMMABLE READ-ONLY MEMORY - A one-time programmable read-only memory (OTP-ROM) including a substrate, a first doped region, a second doped region, a third doped region, a first dielectric layer, a select gate, a second dielectric layer, a first channel, a second channel and a silicide layer is provided. The first doped region, the second doped region and the third doped region are disposed apart in a substrate. The first dielectric layer is disposed on the substrate between the first doped region and the second doped region. The select gate is disposed on the first dielectric layer. The second dielectric layer is disposed on the substrate between the second doped region and the third doped region. The silicide layer is disposed on the first doped region, the second doped region and the third doped region. The OTP-ROM stores data by a punch-through effect occurring between the second doped region and the third doped region.01-14-2010
20100073985METHOD FOR OPERATING ONE-TIME PROGRAMMABLE READ-ONLY MEMORY - A method for operating a one-time programmable read-only memory (OTP-ROM) is provided. The OTP-ROM comprises a first gate and a second gate respectively disposed on a gate dielectric layer between a first doped region and a second doped region on a substrate, wherein the first gate is adjacent to the first doped region and coupled to the first doped region, the second gate is adjacent to the second doped region, the first gate is electrically coupled grounded, and the OTP-ROM is programmed through a breakdown effect. The method comprises a step of programming the OTP-ROM under the conditions that a voltage of the second doped region is higher than a voltage of the first doped region, the voltage of the second gate is higher than a threshold voltage to pass the voltage of the second doped region, and the first doped region and the substrate are at a reference voltage.03-25-2010
20100265755ONE TIME PROGRAMMABLE READ ONLY MEMORY AND PROGRAMMING METHOD THEREOF - A one time programmable read only memory disposed on a substrate of a first conductive type is provided. A gate structure is disposed on the substrate. A first doped region and a second doped region are disposed in the substrate at respective sides of the gate structure, and the first doped region and the second doped region are of a second conductive type which is different from the first conductive type. A third doped region of the first conductive type is disposed in the substrate and is adjacent to the second doped region, and a junction is formed between the third doped region and the second doped region. A metal silicide layer is disposed on the substrate. An clearance is formed in the metal silicide layer, and the clearance at least exposes the junction.10-21-2010

Wei-Jen Lai, Hsinchu County TW

Patent application numberDescriptionPublished
20100301504METHOD OF MAKING LIGHT-GUIDING MODULE - A method of making a light-guiding module includes the steps of applying a layer of light guide material containing methyl methacrylate oligomers on a reflector, and polymerizing the methyl methacrylate oligomers of the light guide material at a temperature ranging from 60 to 65° C. for 2.5 to 3 hours to form a light guide plate containing polymethylmethacrylate and integrally combining the reflector. Since there is no any gap between the light guide plate and the reflector, the light-guiding module reduces light loss, and improves the luminous efficiency of the backlight unit in which the light-guiding module is used.12-02-2010